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HARLEY-DAVIDSON Engine Kits & Rotating Assemblies

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Results 1 - 25 of 50

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0338

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0338

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0338

ENGINE PERFORMANCE, 124" 4-1/8" BORE, CYLNDR ST 4-1/8" BR 124"

Part Number: SSY-910-0338

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 883 to 1200cc Hooligan Cylinder Kits 910-0700

S&S Cycle 883 to 1200cc Hooligan Cylinder Kits 910-0700

S&S Cycle 883 to 1200cc Hooligan Cylinder Kits 910-0700

S&S Cycle 00-21 Sportster Models 883cc to 1200cc Hooligan Kit - Silver

Part Number: SSY-910-0700

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 4 in. Sidewinder Big Bore Kits 910-0651

S&S Cycle 4 in. Sidewinder Big Bore Kits 910-0651

S&S Cycle 4 in. Sidewinder Big Bore Kits 910-0651

Top End Engine Kit, Sidewinder Big Bore, Black Wrinkle Finish, 4 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0651

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

S&S Cycle 131 in. Big Bore Kits 910-0763

S&S Cycle 131 in. Big Bore Kits 910-0763

S&S Cycle 131 in. Big Bore Kits 910-0763

PERFORMANCE, 131" KIT - BLACK FINS M8

Part Number: SSY-910-0763

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle V111 Cylinder Kits 910-0219

S&S Cycle V111 Cylinder Kits 910-0219

S&S Cycle V111 Cylinder Kits 910-0219

S&S Cycle 84-99 BT 84-99 BT 4 1/8in Bore Cylinder Kit For S&S V111 Engine - Natural

Part Number: SSY-910-0219

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle Flywheel Assemblies 320-0351

S&S Cycle Flywheel Assemblies 320-0351

S&S Cycle Flywheel Assemblies 320-0351

Flywheel, 07-17 TWIN CAM 06 DYNA, FLYWHEELS ASSEMBLY A MOTOR

Part Number: SSY-320-0351

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

S&S Cycle 124 in. Big Bore Kits 910-0625

S&S Cycle 124 in. Big Bore Kits 910-0625

S&S Cycle 124 in. Big Bore Kits 910-0625

Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish with Highlighted Fins, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0625

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

S&S Cycle Shovelhead Cylinder Sets 91-9200

S&S Cycle Shovelhead Cylinder Sets 91-9200

S&S Cycle Shovelhead Cylinder Sets 91-9200

S&S Cycle 66-84 BT w/ S&S 98in Sidewinder Kit 3-5/8in Bore Cylinder Set - Gloss Black

Part Number: SSY-91-9200

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0844

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0844

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0844

S&S Cycle 2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Non-Highlighted Cylinders

Part Number: SSY-910-0844

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 111 in. Hot Set-Up Cylinder Kits 910-0025

S&S Cycle 111 in. Hot Set-Up Cylinder Kits 910-0025

S&S Cycle 111 in. Hot Set-Up Cylinder Kits 910-0025

S&S Cycle 99-06 BT Replacement 4-1/8in Bore Cylinder & Piston Kit w/ Stock Bolt Pattern

Part Number: SSY-910-0025

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 1200cc to 1250cc Hooligan Cylinder Kits 910-0702

S&S Cycle 1200cc to 1250cc Hooligan Cylinder Kits 910-0702

S&S Cycle 1200cc to 1250cc Hooligan Cylinder Kits 910-0702

S&S Cycle 00-21 Sportster Models 1200cc to 1250cc Hooligan Kit - Silver

Part Number: SSY-910-0702

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 106 in. Big Bore Hot Set-Up Kits 900-0354

S&S Cycle 106 in. Big Bore Hot Set-Up Kits 900-0354

S&S Cycle 106 in. Big Bore Hot Set-Up Kits 900-0354

PISTONS, S&S 106" BIG BORE HOT SETUP KT

Part Number: SSY-900-0354

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0843

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0843

S&S Cycle 129 in. Big Bore Cylinder Kits 910-0843

S&S Cycle 2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Highlighted Cylinders

Part Number: SSY-910-0843

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 117 in. Big Bore Kits 910-0213

S&S Cycle 117 in. Big Bore Kits 910-0213

S&S Cycle 117 in. Big Bore Kits 910-0213

S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Silver

Part Number: SSY-910-0213

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0215

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0215

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0215

S&S Cycle 99-06 BT 4-1/8in Bore Cylinder & Piston Kit - Silver

Part Number: SSY-910-0215

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle Flywheel Assemblies 320-0417

S&S Cycle Flywheel Assemblies 320-0417

S&S Cycle Flywheel Assemblies 320-0417

CRANKSHAFT, FLYWHEEL ASSY W/O SPROCKET SHA

Part Number: SSY-320-0417

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 3 7/16 in. Bore Cylinder Kits 91-9017

S&S Cycle 3 7/16 in. Bore Cylinder Kits 91-9017

S&S Cycle 3 7/16 in. Bore Cylinder Kits 91-9017

S&S Cycle 66-84 3-7/16in x Up To 4-3/4in Stroke Cylinder Kit - Gloss Black

Part Number: SSY-91-9017

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle V117 Cylinder Kits 910-0225

S&S Cycle V117 Cylinder Kits 910-0225

S&S Cycle V117 Cylinder Kits 910-0225

S&S Cycle 84-99 BT 4 1/8in Bore Cylinder & Piston Kit For S&S V117 Engine - WBlack

Part Number: SSY-910-0225

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 132 in. Big Bore Cylinder Kits 910-0847

S&S Cycle 132 in. Big Bore Cylinder Kits 910-0847

S&S Cycle 132 in. Big Bore Cylinder Kits 910-0847

S&S Cycle 2017+ M8 Models 4.320in Bore 4.500in Stroke Cylinder Kit - Black Granite w/ Highlight

Part Number: SSY-910-0847

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle M8 Flywheel Assemblies 320-0601

S&S Cycle M8 Flywheel Assemblies 320-0601

S&S Cycle M8 Flywheel Assemblies 320-0601

CRANKSHAFT, M8 FLYWHEEL 4-3/8" TAPERED

Part Number: SSY-320-0601

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle T124 Cylinder Kits 910-0226

S&S Cycle T124 Cylinder Kits 910-0226

S&S Cycle T124 Cylinder Kits 910-0226

S&S Cycle 99-06 BT 4-1/8in Bore Cylinder & Piston Kit - Wrinkle Black

Part Number: SSY-910-0226

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle T111 Cylinder Kits 910-0277

S&S Cycle T111 Cylinder Kits 910-0277

S&S Cycle T111 Cylinder Kits 910-0277

S&S Cycle 99-06 BT 4 1/8in Bore Cylinder & Piston Kit Early Production T111 Engines - Wrinkle Black

Part Number: SSY-910-0277

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle 117 in. Big Bore Kits 910-0474

S&S Cycle 117 in. Big Bore Kits 910-0474

S&S Cycle 117 in. Big Bore Kits 910-0474

S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Stone Gray

Part Number: SSY-910-0474

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle T117 Cylinder Kits 910-0227

S&S Cycle T117 Cylinder Kits 910-0227

S&S Cycle T117 Cylinder Kits 910-0227

S&S Cycle 99-06 BT 4 1/8in Bore Cylinder & Pistons Kit For Early Production S&S T117 Engine - WBlack

Part Number: SSY-910-0227

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

S&S Cycle V124 Cylinder Kits 910-0229

S&S Cycle V124 Cylinder Kits 910-0229

S&S Cycle V124 Cylinder Kits 910-0229

S&S Cycle 84-99 BT 4 1/8in Bore Cylinder & Pistons Kit For S&S V124 Engine - Natural

Part Number: SSY-910-0229

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

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